Index: core/src/fxcodec/jbig2/JBig2_HuffmanDecoder.cpp |
diff --git a/core/src/fxcodec/jbig2/JBig2_HuffmanDecoder.cpp b/core/src/fxcodec/jbig2/JBig2_HuffmanDecoder.cpp |
deleted file mode 100644 |
index 093d2abadb75f9746e96996b636540a89fa65c33..0000000000000000000000000000000000000000 |
--- a/core/src/fxcodec/jbig2/JBig2_HuffmanDecoder.cpp |
+++ /dev/null |
@@ -1,46 +0,0 @@ |
-// Copyright 2014 PDFium Authors. All rights reserved. |
-// Use of this source code is governed by a BSD-style license that can be |
-// found in the LICENSE file. |
- |
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
- |
-#include "core/src/fxcodec/jbig2/JBig2_HuffmanDecoder.h" |
- |
-#include "core/src/fxcodec/jbig2/JBig2_Define.h" |
- |
-CJBig2_HuffmanDecoder::CJBig2_HuffmanDecoder(CJBig2_BitStream* pStream) |
- : m_pStream(pStream) { |
-} |
- |
-CJBig2_HuffmanDecoder::~CJBig2_HuffmanDecoder() {} |
- |
-int CJBig2_HuffmanDecoder::decodeAValue(CJBig2_HuffmanTable* pTable, |
- int* nResult) { |
- int nVal = 0; |
- int nBits = 0; |
- while (1) { |
- FX_DWORD nTmp; |
- if (m_pStream->read1Bit(&nTmp) == -1) |
- break; |
- |
- nVal = (nVal << 1) | nTmp; |
- ++nBits; |
- for (FX_DWORD i = 0; i < pTable->Size(); ++i) { |
- if (pTable->GetPREFLEN()[i] == nBits && pTable->GetCODES()[i] == nVal) { |
- if (pTable->IsHTOOB() && i == pTable->Size() - 1) |
- return JBIG2_OOB; |
- |
- if (m_pStream->readNBits(pTable->GetRANGELEN()[i], &nTmp) == -1) |
- return -1; |
- |
- FX_DWORD offset = pTable->IsHTOOB() ? 3 : 2; |
- if (i == pTable->Size() - offset) |
- *nResult = pTable->GetRANGELOW()[i] - nTmp; |
- else |
- *nResult = pTable->GetRANGELOW()[i] + nTmp; |
- return 0; |
- } |
- } |
- } |
- return -1; |
-} |